Country name 2010 2012 2014
Sweden 1.0 1.0
Cote d'Ivoire 1.0 2.0
Croatia 1.0 1.0 2.0
Bahrain 1.0 2.0 1.0
Slovenia 1.0
Japan 1.0 1.0 2.0
Ireland 1.0 1.0
Norway 1.0 1.0
Denmark 1.0 2.0 1.0
New Zealand 1.3 2.0
Latvia 1.3 1.0
Egypt, Arab Rep. 1.3 2.0 2.0
Sri Lanka 1.3 2.0 2.0
Cambodia 1.3 2.0 1.0
Senegal 1.4 7.0 1.0
Bangladesh 1.4 3.0 2.0
Vietnam 1.4 2.0 1.0
Uzbekistan 1.4 18.0
Panama 1.4 2.0 2.0
Finland 1.6 4.0 2.0
Thailand 1.6 2.0 1.0
Korea, Rep. 1.6 2.0 1.0
Belgium 1.7 2.0 2.0
Ukraine 1.7 2.0 5.0
Luxembourg 1.7 1.0
Hong Kong SAR, China 1.7 1.0 1.0
Tunisia 1.7 2.0 1.0
Albania 1.7 11.0 1.0
Netherlands 1.8 2.0 1.0
Philippines 1.8 3.0 2.0
Nepal 1.8 3.0
Costa Rica 2.0 2.0 1.0
Lithuania 2.0 1.0
Kuwait 2.0 2.0 1.0
Israel 2.0 2.0
Kyrgyz Republic 2.0 1.0 1.0
Afghanistan 2.0 5.0
Mauritania 2.0 8.0 1.0
Maldives 2.0 4.0 2.0
Morocco 2.0 3.0
Congo, Dem. Rep. 2.0 88.0
Romania 2.0 2.0 2.0
Serbia 2.0 1.0
Sierra Leone 2.0 2.0
Bosnia and Herzegovina 2.0 2.0 1.0
Bulgaria 2.0 2.0 1.0
Austria 2.0 2.0
Peru 2.0 1.0 3.0
Ecuador 2.1 2.0 3.0
Mexico 2.1 3.0 2.0
Indonesia 2.1 2.0 3.0
Singapore 2.2 2.0 2.0
Turkey 2.2 2.0 2.0
Dominican Republic 2.2 2.0 2.0
South Africa 2.3 2.0 2.0
Saudi Arabia 2.3 5.0 8.0
Pakistan 2.3 3.0 3.0
India 2.3 3.0 2.0
Syrian Arab Republic 2.5 3.0
Czech Republic 2.5
United Arab Emirates 2.5 1.0 2.0
Nigeria 2.5 4.0 4.0
Guatemala 2.6 4.0 2.0
Italy 2.6 3.0 1.0
Switzerland 2.6 6.0 1.0
Iran, Islamic Rep. 2.6 3.0 7.0
Australia 2.6 4.0 2.0
Malaysia 2.6 3.0 1.0
China 2.8 3.0 2.0
Brazil 2.8 2.0 2.0
United States 2.8 2.0 2.0
Canada 2.8 2.0 1.0
Ghana 2.9 2.0 4.0
Kenya 3.0 2.0 3.0
Slovak Republic 3.0 2.0 2.0
Uruguay 3.0 14.0 1.0
Eritrea 3.0
Turkmenistan 3.0
Namibia 3.0 2.0 2.0
Poland 3.0 4.0 1.0
Yemen, Rep. 3.1
Libya 3.2 2.0
Nicaragua 3.2 8.0 8.0
Tanzania 3.2 7.0
Jordan 3.2 3.0 2.0
Cameroon 3.4 18.0 3.0
Lebanon 3.4 2.0 2.0
Chile 3.5 2.0 1.0
Germany 3.6 1.0 1.0
Argentina 3.7 5.0 2.0
Qatar 3.8 2.0 7.0
Russian Federation 4.0 2.0 2.0
Spain 4.0 1.0 3.0
Burkina Faso 4.0
Estonia 4.0 1.0 1.0
Gabon 4.3 1.0
Myanmar 4.6 1.0 1.0
Algeria 4.6 8.0 3.0
Gambia, The 4.6 2.0
Mali 5.0 5.0
Ethiopia 5.0 4.0 14.0
Uganda 5.5
Angola 6.0 5.0
Azerbaijan 7.0
Tajikistan 7.0 2.0 14.0
Venezuela, RB 9.4 7.0 8.0
Mongolia 14.0 5.0 1.0
Bolivia 15.0 3.0 3.0
Sudan 39.0 3.0 6.0
Chad 74.0 25.0
Iraq 3.0
Liechtenstein
Virgin Islands (U.S.)
Lao PDR 2.0
Georgia 6.0 1.0
Greenland
Jamaica 14.0
Macao SAR, China
Haiti 6.0 1.0
Macedonia, FYR
Samoa
Madagascar 2.0
Solomon Islands
Malawi
Greece 1.0 5.0
French Polynesia
Andorra
France 2.0 1.0
Iceland 1.0
Grenada
Puerto Rico
Malta 2.0 1.0
Isle of Man
Marshall Islands
Sao Tome and Principe
Fiji
Brunei Darussalam
Mauritius 1.0 1.0
Lesotho
Faeroe Islands
St. Kitts and Nevis
Micronesia, Fed. Sts.
Kiribati
Moldova
Guinea
Monaco
Guyana
Liberia
Kazakhstan 2.0
Montenegro 7.0
Colombia 4.0 3.0
Kosovo
Portugal 2.0 3.0
Mozambique
Honduras 3.0 2.0
Guam
Cayman Islands
Rwanda
Seychelles
San Marino
Hungary 2.0 1.0
Central African Republic
Swaziland
Cabo Verde
Benin 6.0
Burundi 6.0 1.0
St. Martin (French part)
Sint Maarten (Dutch part)
Guinea-Bissau
Botswana
Togo 3.0
Somalia
Trinidad and Tobago
South Sudan
Korea, Dem. Rep.
Bhutan
Turks and Caicos Islands
St. Lucia
Barbados
St. Vincent and the Grenadines
Equatorial Guinea
Suriname
El Salvador 2.0
Bermuda
New Caledonia
Belize
Dominica
Belarus 2.0
Djibouti 3.0
Timor-Leste
Niger
Tonga
Cyprus 1.0
Bahamas, The 3.0 1.0
Northern Mariana Islands
Aruba
Curacao
Tuvalu
United Kingdom 3.0 2.0
Armenia
Oman
Cuba
Antigua and Barbuda
Palau
Congo, Rep. 11.0
Vanuatu
Papua New Guinea
American Samoa
Zambia 5.0 3.0
West Bank and Gaza
Paraguay
Comoros
Zimbabwe 4.0 2.0

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